2120144340430 has 32 divisors (see below), whose sum is σ = 3932778969504. Its totient is φ = 822321046656.

The previous prime is 2120144340409. The next prime is 2120144340437. The reversal of 2120144340430 is 340434410212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120144340437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9669952 + ... + 9886771.

It is an arithmetic number, because the mean of its divisors is an integer number (122899342797).

Almost surely, 2^{2120144340430} is an apocalyptic number.

2120144340430 is a deficient number, since it is larger than the sum of its proper divisors (1812634629074).

2120144340430 is a wasteful number, since it uses less digits than its factorization.

2120144340430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19557060.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2120144340430 its reverse (340434410212), we get a palindrome (2460578750642).

The spelling of 2120144340430 in words is "two trillion, one hundred twenty billion, one hundred forty-four million, three hundred forty thousand, four hundred thirty".